Middleware for Web Services (MWS) workshops at IEEE EDOC conferences:

• MWS 2008 (!!!NEW!!!)
• MWS 2007
• MWS 2006
• MWS 2005

Also, see Middleware for Service-Oriented Computing (MW4SOC) workshops at ACM/IFIP/USENIX Middleware conferences:

• MW4SOC 2008 (!!!NEW!!!)
• MW4SOC 2007
• MW4SOC 2006